
江蘇(su)宇宏紡織品(pin)印花(hua)有限(xian)公(gong)司
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燙金基本(ben)工藝(yi)是在壓(ya)力(li)狀態(tai),即電(dian)(dian)化(hua)(hua)鋁(lv)被燙印版(ban)、承(cheng)印物(wu)壓(ya)住的狀態(tai)下,電(dian)(dian)化(hua)(hua)鋁(lv)受(shou)熱(re)使其(qi)上熱(re)熔(rong)性(xing)(xing)的有機(ji)硅樹(shu)脂層和膠(jiao)牯劑(ji)熔(rong)化(hua)(hua),此時受(shou)熱(re)熔(rong)化(hua)(hua)的有機(ji)硅樹(shu)脂粘性(xing)(xing)變(bian)小,而(er)特種熱(re)敏膠(jiao)粘劑(ji)受(shou)熱(re)熔(rong)化(hua)(hua)后(hou)粘性(xing)(xing)增加,使得鋁(lv)層與電(dian)(dian)化(hua)(hua)鋁(lv)基膜剝離的同時轉印到了承(cheng)印物(wu)上。隨著壓(ya)力(li)的卸除,膠(jiao)粘劑(ji)迅速冷卻固化(hua)(hua),鋁(lv)層牢固地附著在承(cheng)印物(wu)上,完成一(yi)個燙印過(guo)程。